Home / 114,690.24-172,031.76-31,583.52

Finding the Fourth Proportional to 114,690.24, 172,031.76 and 31,583.52

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Solution

The fourth proportional to 114,690.24, 172,031.76 and 31,583.52 is: 47,374.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,690.24 : 172,031.76 = 31,583.52 : x
  2. Step 2: Convert to fraction form
    114,690.24/172,031.76 = 31,583.52/x
  3. Step 3: Cross multiply
    114,690.24x = 172,031.76 × 31,583.52
  4. Step 4: Simplify right side
    114,690.24x = 5,433,368,532.60
  5. Step 5: Solve for x
    x = 5,433,368,532.60/114,690.24
  6. Step 6: Final answer
    x = 47,374.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.